<?php

/**
 * Command interface
 * complies with Command design pattern
 * 
 * @package yansn
 * @package library
 */
interface Command
{
	/**
	 * execute function
	 * 
	 * must be overridden by implemented objects
	 * @access public
	 * @return void
	 */
	public function execute();
}
?>
